【单选题】“Although human beings have made much progress in gender equality, there is still a long way to go if the real equality is to be achieved. For some sex discrimination is so deeply-rooted that some peo...
A.
The second sentence is not complete.
B.
“For” is used to indicate reasons.
C.
The sentence would be correct if “for” is replaced with “because”.
D.
“For” is a conjunction and should be used to join two sentences instead of leading a single independent sentence.